Figures index

From

Development and In-Vitro Characterization of Ca-Alginate Beads of Oxytetracycline Hydrochloride for Oral Use: Effect of Process Variables

Lalit Kumar Tyagi, Ravi Shekhar, Kalpesh Gaur, Mohan Lal Kori

American Journal of Pharmacological Sciences. 2017, 5(3), 63-70 doi:10.12691/ajps-5-3-2
  • Figure 1. SEM images of OTC HCl loaded Ca-alginate beads. (a): at 80 X Magnification (b): at 500 X magnification
  • Figure 2. Relationship between Na-alginate concentration and average particle size of OTC HCl loaded Ca-alginate beads
  • Figure 3. Swelling behavior of OTC HCl loaded Ca-alginate beads in 0.1 N HCl (pH 1.2) and phosphate buffer (pH 7.4)
  • Figure 4. Effect of the polymer concentration on the extent of swelling of OTC HCl loaded Ca-alginate beads
  • Figure 5. Effect of polymer (sodium alginate) concentration on release characteristics of OTC HCl from Ca-alginate beads
  • Figure 6. Effect of cross-linker (calcium chloride) concentration on release characteristics of OTC HCl from Ca-alginate beads
  • Figure 7. Effect of cross-linking time on release characteristics of OTC HCl from Ca-alginate beads
  • Figure 8. DSC thermo grams of pure drug, polymer and physical mixture of drug and polymer. Oxytetracycline hydrochloride (A), Sodium alginate (B), Oxytetracycline hydrochloride + Sodium alginate (C)